9779c4beba
git-svn-id: https://svn.code.sf.net/p/lazarus-ccr/svn@7327 8e941d3f-bd1b-0410-a28a-d453659cc2b4
271 lines
11 KiB
ObjectPascal
271 lines
11 KiB
ObjectPascal
{ This maker note reader can handle CANON cameras. }
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unit fpeMakerNoteCanon;
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{$IFDEF FPC}
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// {$mode objfpc}{$H+}
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{$MODE DELPHI}
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{$ENDIF}
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interface
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uses
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Classes, SysUtils,
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fpeGlobal, fpeTags, fpeExifReadWrite;
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type
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TCanonMakerNoteReader = class(TMakerNoteReader)
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protected
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function AddTag(AStream: TStream; const AIFDRecord: TIFDRecord;
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const AData: TBytes; AParent: TTagID): Integer; override;
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procedure GetTagDefs({%H-}AStream: TStream); override;
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end;
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implementation
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uses
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fpeStrConsts, fpeUtils, fpeExifData;
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resourcestring
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rsCanonAELkup = '0:Normal AE,1:Exposure compensation,2:AE lock,'+
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'3:AE lock + Exposure compensation,4:No AE';
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{
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rsCanonAFLkup = '12288:None (MF),12289:Auto-selected,12290:Right,12291:Center,'+
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'12292:Left';
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}
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rsCanonAFLkup = '$2005:Manual AF point selection,$3000:None (MF),' +
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'$3001:Auto AF point selection,$3002:Right,$3003:Center,$3004:Left,' +
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'$4001:Auto AF point selection,$4006:Face Detect';
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rsCanonAutoRotLkup = '0:None,1:Rotate 90 CW,2:Rotate 180,3:Rotate 270 CW';
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rsCanonBiasLkup = '65472:-2 EV,65484:-1.67 EV,65488:-1.50 EV,65492:-1.33 EV,'+
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'65504:-1 EV,65516:-0.67 EV,65520:-0.50 EV,65524:-0.33 EV,0:0 EV,'+
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'12:0.33 EV,16:0.50 EV,20:0.67 EV,32:1 EV,44:1.33 EV,48:1.50 EV,'+
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'52:1.67 EV,64:2 EV';
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rsCanonCamTypeLkup = '248:EOS High-end,250:Compact,252:EOS Mid-range,255:DV Camera';
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rsCanonEasyLkup = '0:Full Auto,1:Manual,2:Landscape,3:Fast Shutter,4:Slow Shutter,'+
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'5:Night,6:Gray scale,7:Sepia,8:Portrait,9:Sports,10:Macro,11:Black & White,'+
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'12:Pan Focus,13:Vivid,14:Neutral,15:Flash off,16:Long shutter,'+
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'17:Super macro,18:Foliage,19:Indoor,20:Fireworks,21:Beach,22:Underwater,'+
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'23:Snow,24:Kids & Pets,25:Night snapshot,26:Digital macro,27:My colors,'+
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'28:Movie snap,29:Super macro 2,30:Color accent,31:Color swap,32:Aquarium,'+
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'33:ISO3200,34:ISO6400,35:Creative light effect,36:Easy,37:Quick shot,'+
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'38:Creative auto,39:Zoom blur,40:Low light,41:Nostalgic,42:Super vivid,'+
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'43:Poster effect,44:Face self-timer,45:Smile,46:Wink self-timer,'+
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'47:Fisheye effect,48:Miniature effect,49:High-speed burst,'+
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'50:Best image selection,51:High dynamic range,52:Handheld night scene,'+
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'53:Movie digest,54:Live view control,55:Discreet,56:Blur reduction,'+
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'57:Monochrome,58:Toy camera effect,59:Scene intelligent auto,'+
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'60:High-speed burst HQ,61:Smooth skin,62:Soft focus,257:Spotlight,'+
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'258:Night 2,259:Night+,260:Super night,261:Sunset,263:Night scene,'+
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'264:Surface,265:Low light 2';
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rsCanonExposeLkup = '0:Easy shooting,1:Program AE,2:Shutter speed priority AE,'+
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'3:Aperture priority AE,4:Manual,5:Depth-of-field AE,6:M-Dep,7:Bulb';
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rsCanonFlashActLkup = '0:Did not fire,1:Fired';
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rsCanonFlashLkup = '0:Not fired,1:Auto,2:On,3:Red-eye,4:Slow sync,'+
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'5:Auto+red-eye,6:On+red eye,16:External flash';
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rsCanonFocalTypeLkup = '1:Fixed,2:Zoom';
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rsCanonFocTypeLkup = '0:Manual,1:Auto,3:Close-up (macro),8:Locked (pan mode)';
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rsCanonFocusLkup = '0:One-Shot AF,1:AI Servo AF,2:AI Focus AF,3:Manual focus,'+
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'4:Single,5:Continuous,6:Manual focus,16:Pan focus,256:AF+MF,'+
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'512:Movie snap focus,519:Movie servo AF';
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rsCanonGenLkup = '65535:Low,0:Normal,1:High';
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{
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rsCanonImgStabLkup = '0:Off,1:On,2:Shoot only,3:Panning,4:Dynamic,256:Off,'+
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'257:On,258:Shoot only,259:Panning,260:Dynamic';
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}
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rsCanonISOLkup = '0:Not used,15:auto,16:50,17:100,18:200,19:400';
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rsCanonMacroLkup = '1:Macro,2:Normal';
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rsCanonMeterLkup = '0:Default,1:Spot,2:Average,3:Evaluative,4:Partial,'+
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'5:Center-weighted average';
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rsCanonPanDirLkup = '0:Left to right,1:Right to left,2:Bottom to top,'+
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'3:Top to bottom,4:2x2 Matrix (clockwise)';
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rsCanonQualityLkup = '65535:n/a,1:Economy,2:Normal,3:Fine,4:RAW,5:Superfine,'+
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'130:Normal Movie,131:Movie (2)';
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rsCanonRecLkup = '1:JPEG,2:CRW+THM,3:AVI+THM,4:TIF,5:TIF+JPEG,6:CR2,'+
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'7:CR2+JPEG,9:MOV,10:MP4';
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rsCanonSizeLkup = '65535:n/a,0:Large,1:Medium,2:Small,4:5 MPixel,5:2 MPixel,'+
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'6:1.5 MPixel,8:Postcard,9:Widescreen,10:Medium widescreen,14:Small 1,'+
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'15:Small 2,16:Small 3,128:640x480 movie,129:Medium movie,130:Small movie,'+
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'137:128x720 movie,142:1920x1080 movie';
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rsCanonSloShuttLkup = '65535:n/a,0:Off,1:Night scene,2:On,3:None';
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rsCanonWhiteBalLkup = '0:Auto,1:Daylight,2:Cloudy,3:Tungsten,4:Flourescent,'+
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'5:Flash,6:Custom,7:Black & white,8:Shade,9:Manual temperature (Kelvin),'+
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'14:Daylight fluorescent,17:Under water';
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rsCanonZoomLkup = '0:None,1:2x,2:4x,3:Other';
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procedure BuildCanonTagDefs(AList: TTagDefList);
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const
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M = DWord(TAGPARENT_MAKERNOTE);
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begin
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Assert(AList <> nil);
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with AList do begin
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AddUShortTag(M+$0001, 'ExposureInfo1');
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AddUShortTag(M+$0002, 'Panorama');
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AddUShortTag(M+$0004, 'ExposureInfo2');
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AddStringTag(M+$0006, 'ImageType');
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AddStringTag(M+$0007, 'FirmwareVersion');
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AddULongTag (M+$0008, 'ImageNumber');
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AddStringTag(M+$0009, 'OwnerName');
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AddULongTag (M+$000C, 'CameraSerialNumber');
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AddUShortTag(M+$000F, 'CustomFunctions');
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end;
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end;
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//==============================================================================
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// TCanonMakerNoteReader
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//==============================================================================
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function TCanonMakerNoteReader.AddTag(AStream: TStream;
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const AIFDRecord: TIFDRecord; const AData: TBytes; AParent: TTagID): Integer;
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var
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tagDef: TTagDef;
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w: array of Word;
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n,i: Integer;
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t: TTagID;
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begin
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Result := -1;
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tagDef := FindTagDef(AIFDRecord.TagID or AParent);
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if (tagDef = nil) then
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exit;
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Result := inherited AddTag(AStream, AIFDRecord, AData, AParent);
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// We only handle 16-bit integer types here for further processing
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if not (tagDef.TagType in [ttUInt16, ttSInt16]) then
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exit;
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// Put binary data into a word array and fix endianness
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n := Length(AData) div TagElementSize[ord(tagDef.TagType)];
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if n = 0 then
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exit;
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if FBigEndian then
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for i:=0 to n-1 do AData[i] := BEtoN(AData[i])
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else
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for i:=0 to n-1 do AData[i] := LEtoN(AData[i]);
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SetLength(w, n);
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Move(AData[0], w[0], Length(AData));
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// This is a special treatment of array tags which will be added as
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// separate "MakerNote" tags.
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t := AIFDRecord.TagID;
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case AIFDRecord.TagID of
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1: // Exposure Info 1
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with FImgInfo.ExifData do begin
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AddMakerNoteTag( 1, t, 'Macro mode', w[1], rsCanonMacroLkup);
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if n = 2 then exit;
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AddMakerNoteTag( 2, t, 'Self-timer', w[2]/10, '%2:.1f s');
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if n = 3 then exit;
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AddMakerNoteTag( 3, t, 'Quality', w[3], rsCanonQualityLkup);
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if n = 4 then exit;
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AddMakerNoteTag( 4, t, 'Flash mode', w[4], rsCanonFlashLkup);
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if n = 5 then exit;
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AddMakerNoteTag( 5, t, 'Drive mode', w[5], rsSingleContinuous);
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if n = 7 then exit;
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AddMakerNoteTag( 7, t, 'Focus mode', w[7], rsCanonFocusLkup);
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if n = 9 then exit;
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AddMakerNoteTag( 9, t, 'Record mode', w[9], rsCanonRecLkup);
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if n = 10 then exit;
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AddMakerNoteTag(10, t, 'Image size', w[10], rsCanonSizeLkup);
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if n = 11 then exit;
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AddMakerNoteTag(11, t, 'Easy shoot', w[11], rsCanonEasyLkup);
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if n = 12 then exit;
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AddMakerNoteTag(12, t, 'Digital zoom', w[12], rsCanonZoomLkup);
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if n = 13 then exit;
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AddMakerNoteTag(13, t, 'Contrast', w[13], rsCanonGenLkup);
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if n = 14 then exit;
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AddMakerNoteTag(14, t, 'Saturation', w[14], rsCanonGenLkup);
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if n = 15 then exit;
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AddMakerNoteTag(15, t, 'Sharpness', w[15], rsCanonGenLkup);
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if n = 16 then exit;
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AddMakerNoteTag(16, t, 'CCD ISO', w[16], rsCanonISOLkup);
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if n = 17 then exit;
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AddMakerNoteTag(17, t, 'Metering mode', w[17], rsCanonMeterLkup);
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if n = 18 then exit;
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AddMakerNoteTag(18, t, 'Focus type', w[18], rsCanonFocTypeLkup);
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if n = 19 then exit;
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AddMakerNoteTag(19, t, 'AFPoint', w[19], rsCanonAFLkup);
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if n = 20 then exit;
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AddMakerNoteTag(20, t, 'Exposure mode', w[20], rsCanonExposeLkup);
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if n = 24 then exit;
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AddMakerNoteTag(24, t, 'Long focal', w[24]);
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if n = 25 then exit;
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AddMakerNoteTag(25, t, 'Short focal', w[25]);
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if n = 26 then exit;
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AddMakerNoteTag(26, t, 'Focal units', w[26]);
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if n = 28 then exit;
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AddMakerNoteTag(28, t, 'Flash activity', w[28], rsCanonFlashActLkup);
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if n = 29 then exit;
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AddMakerNoteTag(29, t, 'Flash details', w[29]);
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if n = 32 then exit;
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AddMakerNoteTag(32, t, 'Focus mode', w[32], rsSingleContinuous);
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if n = 33 then exit;
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AddMakerNoteTag(33, t, 'AESetting', w[33], rsCanonAELkup);
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if n = 34 then exit;
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AddMakerNoteTag(34, t, 'Image stabilization', w[34], rsSingleContinuous);
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end;
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2: // Focal length
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with FImgInfo.ExifData do begin
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AddMakerNoteTag(0, t, 'FocalType', w[0], rsCanonFocalTypeLkup);
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if n = 1 then exit;
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AddMakerNoteTag(1, t, 'FocalLength', w[1]);
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end;
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4: // ExposureInfo2
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with FImgInfo.ExifData do begin
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if n = 7 then exit;
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AddMakerNoteTag( 7, t, 'WhiteBalance', w[7], rsCanonWhiteBalLkup);
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if n = 8 then exit;
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AddMakerNoteTag( 8, t, 'Slow shutter', w[8], rsCanonSloShuttLkup);
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if n = 9 then exit;
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AddMakerNoteTag( 9, t, 'SequenceNumber', w[9]);
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if n = 11 then exit;
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AddMakerNoteTag(11, t, 'OpticalZoomStep', w[11]);
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if n = 12 then exit;
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AddMakerNoteTag(12, t, 'Camera temperature', w[12]);
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if n = 14 then exit;
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AddMakerNoteTag(14, t, 'AFPoint', w[14]);
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if n = 15 then exit;
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AddMakerNoteTag(15, t, 'FlashBias', w[15], rsCanonBiasLkup);
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if n = 19 then exit;
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AddMakerNoteTag(19, t, 'Distance', w[19]);
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if n = 21 then exit;
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AddMakerNoteTag(21, t, 'FNumber', w[21]);
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if n = 22 then exit;
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AddMakerNoteTag(22, t, 'Exposure time', w[22]);
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if n = 23 then exit;
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AddMakerNoteTag(23, t, 'Measured EV2', w[23]);
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if n = 24 then exit;
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AddMakerNoteTag(24, t, 'Bulb duration', w[24]);
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if n = 26 then exit;
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AddMakerNoteTag(26, t, 'Camera type', w[26], rsCanonCamTypeLkup);
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if n = 27 then exit;
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AddMakerNoteTag(27, t, 'Auto rotation', w[27], rsCanonAutoRotLkup);
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if n = 28 then exit;
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AddMakerNoteTag(28, t, 'NDFilter', w[28], rsCanonGenLkup);
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end;
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5: // Panorma
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with FImgInfo.ExifData do begin
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if n = 2 then exit;
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AddMakerNoteTag(2, t, 'Panorama frame number', w[2]);
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if n = 5 then exit;
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AddMakerNoteTag(5, t, 'Panorama direction', w[5], rsCanonPanDirLkup);
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end;
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end;
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end;
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procedure TCanonMakerNoteReader.GetTagDefs(AStream: TStream);
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begin
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BuildCanonTagDefs(FTagDefs);
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end;
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initialization
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RegisterMakerNoteReader(TCanonMakerNoteReader, 'Canon', '');
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end.
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